1901890

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4423}}^1$

素因数の和:4473

約数の個数: 16

約数和(自身を含む): 3503808

約数和(自身を除く): 1601918

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 4423, 8846, 22115, 44230, 190189, 380378, 950945, 1901890]

約数ペア:

[(1, 1901890), (2, 950945), (5, 380378), (10, 190189), (43, 44230), (86, 22115), (215, 8846), (430, 4423)]